FI84541C - Foerfarande foer oeverfoering av data. - Google Patents
Foerfarande foer oeverfoering av data. Download PDFInfo
- Publication number
- FI84541C FI84541C FI851973A FI851973A FI84541C FI 84541 C FI84541 C FI 84541C FI 851973 A FI851973 A FI 851973A FI 851973 A FI851973 A FI 851973A FI 84541 C FI84541 C FI 84541C
- Authority
- FI
- Finland
- Prior art keywords
- data
- demodulator
- transmission
- microprocessor
- generated
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 17
- 230000007935 neutral effect Effects 0.000 claims description 5
- 230000010354 integration Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 description 6
- 239000004020 conductor Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/24—Testing correct operation
- H04L1/242—Testing correct operation by comparing a transmitted test signal with a locally generated replica
- H04L1/243—Testing correct operation by comparing a transmitted test signal with a locally generated replica at the transmitter, using a loop-back
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843418702 DE3418702A1 (de) | 1984-05-19 | 1984-05-19 | Verfahren und schaltungsanordnung zum abgleichen der neutralstellung eines demodulators |
| DE3418702 | 1984-05-19 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI851973A0 FI851973A0 (fi) | 1985-05-17 |
| FI851973L FI851973L (fi) | 1985-11-20 |
| FI84541B FI84541B (fi) | 1991-08-30 |
| FI84541C true FI84541C (fi) | 1991-12-10 |
Family
ID=6236333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI851973A FI84541C (fi) | 1984-05-19 | 1985-05-17 | Foerfarande foer oeverfoering av data. |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT392178B (https=) |
| CH (1) | CH666774A5 (https=) |
| DE (1) | DE3418702A1 (https=) |
| FI (1) | FI84541C (https=) |
| FR (1) | FR2564669A1 (https=) |
| NL (1) | NL8501437A (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4201439A1 (de) * | 1992-01-21 | 1993-07-22 | Daimler Benz Ag | Verfahren und anordnung zur uebertragung hoher datenraten fuer den digitalen rundfunk |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2141198C3 (de) * | 1971-08-17 | 1978-03-30 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren zur Schleifenmessung bei Modem für Zweidrahtbetrieb |
| US4039751A (en) * | 1972-04-24 | 1977-08-02 | General Datacomm Industries, Inc. | Method and apparatus for closed loop testing of first and second modulators and demodulators |
| US3962637A (en) * | 1974-11-11 | 1976-06-08 | Hycom Incorporated | Ultrafast adaptive digital modem |
| IT1041378B (it) * | 1975-06-10 | 1980-01-10 | Cselt Centro Studi Lab Telecom | Dispositivo per il rilevamento della qualita di trasmissione nei ricevitori di segnali numerici |
| US4326169A (en) * | 1980-03-07 | 1982-04-20 | Bell Telephone Laboratories, Incorporated | Adaptive decision level circuit |
-
1984
- 1984-05-19 DE DE19843418702 patent/DE3418702A1/de active Granted
- 1984-11-12 FR FR8417179A patent/FR2564669A1/fr not_active Withdrawn
-
1985
- 1985-01-15 CH CH17485A patent/CH666774A5/de not_active IP Right Cessation
- 1985-05-15 AT AT147085A patent/AT392178B/de not_active IP Right Cessation
- 1985-05-17 FI FI851973A patent/FI84541C/fi not_active IP Right Cessation
- 1985-05-17 NL NL8501437A patent/NL8501437A/nl not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FI851973L (fi) | 1985-11-20 |
| DE3418702A1 (de) | 1985-11-21 |
| AT392178B (de) | 1991-02-11 |
| CH666774A5 (de) | 1988-08-15 |
| FR2564669A1 (fr) | 1985-11-22 |
| NL8501437A (nl) | 1985-12-16 |
| FI851973A0 (fi) | 1985-05-17 |
| DE3418702C2 (https=) | 1989-08-03 |
| FI84541B (fi) | 1991-08-30 |
| ATA147085A (de) | 1990-07-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: KE KOMMUNIKATIONS-ELEKTRONIK GMBH & CO |